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Flexible quasi-absolute magnetic tape encoder
SKU: HDmag MQR 3000F
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Short Description
Sensor head with magnetic tape for shaft ø300...3185 mm:
"Quasi-absolute" encoder SSI without bearings (see below).
Flexible design with a broad range of shaft diameters.
Single-turn position resolution up to 20 bits.
Speed output and speed resolution up to 18 bits.
Inputs for direction counting and zero position.
LED and the system OK output are used to indicate status.
large margins of tolerance for mounting.
Delivery includes a magnetic rotor.
Buy currently uses Select Automation shop pricing and checkout.
Electrical ratings:
Voltage supply: 4.75...30 VDC.
Consumption w/o load: ≤300 mA (24 VDC).
Output signals: SSI data (Line driver RS485).
Position resolution: 0...20-bit single turn.
Speed resolution: ≤18 bit (±20...±2000 rpm).
Code: Gray or binary.
Code sequence: Positive at CW.
Input signals: SSI clock, zero position, Rotating direction.
Additional outputs: Square-wave HTL, Square-wave TTL (RS422), SinCos.
Status indicator: Colour-LED, system OK output.
Interference immunity: EN 61000-6-2.
Emitted interference: EN 61000-6-3.
Approval: CE, UL approval / E217823.
Electrical ratings (square-wave):
Pulses per revolution: 1024 … 4096.
Phase shift: 90 ° ±2°.
Duty cycle: 45…55 %.
Output frequency: ≤500 kHz (HTL), ≤2 MHz (TTL).
Output signals: A+, A-, B+, B-.
Output stages: HTL, TTL/RS422.
Electrical ratings (SinCos):
Sinewave cycles per revolution: 1024 … 4096.
Phase shift: 90 ° ±2°.
Output frequency: ≤500 kHz.
Output signals: A+, A-, B+, B-.
Output stages: SinCos 1 Vpp.
Mechanical design:
Dimensions (sensor head): 165 x 25 x 93 mm.
Shaft type: ø300...3185 mm (through hollow shaft).
Axial tolerance: ±5 mm (belt to head).
Radial tolerance: 1…3 mm (belt to head).
Protection EN 60529: IP 67.
Operating speed: ≤1850 rpm (ø300 mm), ≤150 rpm (ø1500 mm).
Material: Housing sensing head: aluminium alloy, Magnetic belt: stainless steel (1.4310).
Operating temperature: -40...+85 °C.
Resistance: IEC 60068-2-6, Vibration 30 g, 10-2000 Hz, IEC 60068-2-27, Shock 300 g, 6 ms.
Weight approx.: 730 g (head), 120 g (belt/m), 17 g (lock).
Connection: Flange connector M23, 17-pin.